John V. Williams

E. S. Ethridge

E. S. Ethridge worked for the Tennessee Eastman Corporation at the Y-12 Plant.

George R. Barnhart

Adele Koskosky

Adele Koskosky was a laboratory technician in the Chemistry Division at the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.

H.H. Newcombe

Newcombe worked at the 200 East Area at Hanford during the Manhattan Project.